19398423429

Names of 19398423429

• Cardinal: 19398423429 can be written as Nineteen billion, three hundred ninety-eight million, four hundred twenty-three thousand, four hundred twenty-nine.

Scientific notation

• Scientific notation: 1.9398423429 × 10¹⁰

Factors of 19398423429

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 328

Divisors of 19398423429

• Number of divisors d(n): 108
• Complete list of divisors:
  1 3 7 9 11 21 27 33 63 77 81 99 121 189 231 243 297 307 363 567 693 847 891 921 1089 1701 2079 2149 2541 2673 2763 3267 3377 6237 6447 7623 8289 9801 10131 18711 19341 22869 23639 24867 29403 30393 37147 58023 68607 70917 74601 91179 94249 111441 174069 205821 212751 260029 273537 282747 334323 522207 638253 659743 780087 820611 848241 1002969 1036739 1914759 1979229 2340261 2544723 3008907 3110217 5744277 5937687 7020783 7257173 7634169 9026721 9330651 11404129 17813061 21062349 21771519 22902507 27991953 34212387 53439183 63187047 65314557 79828903 83975859 102637161 160317549 195943671 239486709 251927577 307911483 587831013 718460127 923734449 1763493039 2155380381 2771203347 6466141143 19398423429
• Sum of all divisors σ(n): 36621547872
• Sum of proper divisors (its aliquot sum) s(n): 17223124443
• 19398423429 is a deficient number, because the sum of its proper divisors (17223124443) is less than itself. Its deficiency is 2175298986

Bases of 19398423429

• Binary: 10010000100001111000111001110000101₂
• Hexadecimal: 0x4843C7385
• Base-36: 8WTBJB9

Squares and roots of 19398423429

• 19398423429 squared (19398423429²) is 376298831530776118041
• 19398423429 cubed (19398423429³) is 7299604069871931382760203982589
• The square root of 19398423429 is 139278.2230967929
• The cube root of 19398423429 is 2686.9245924815

Scales and comparisons

• 19,398,423,429 seconds is equal to 616 years, 42 weeks, 18 hours, 57 minutes, 9 seconds.
• To count from 1 to 19,398,423,429 would take you about one thousand, two hundred thirty-three years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 19398423429 cubic inches would be around 223.9 feet tall.

Recreational maths with 19398423429

• 19398423429 backwards is 92432489391
• The number of decimal digits it has is: 11
• The sum of 19398423429's digits is 54
• More coming soon!